"properties": {
          "additionalPrinterColumns": {
            "description": "additionalPrinterColumns specifies additional columns returned in Table output. See https://kubernetes.io/docs/reference/using-api/api-concepts/#receiving-resources-as-tables for details. If no columns are specified, a single column displaying the age of the custom resource is used.",
            "items": {
              "allOf": [
                {